Etymology

acrophobic

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Today it means: Of or pertaining to or suffering from acrophobia. Full definition →

Ancient Greek φόβος (phóbos) ← Proto-Hellenic *pʰógʷos ← Proto-Indo-European *bʰógʷos
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The story

  1. Proto-Indo-European*h₂eḱ-
  2. Proto-Indo-European*h₂eḱrós
  3. Proto-Hellenic[Term?]
  4. Ancient Greekᾰ̓́κρος (ắkros)
  5. Englishacro-
  6. Proto-Indo-European*bʰógʷos
  7. Proto-Hellenic*pʰógʷos
  8. Ancient Greekφόβος (phóbos)
  9. English todayacrophobic

From acro- + -phobic.

Etymology from Wiktionary, CC BY-SA 4.0.